Cladon. Exs.: 55 (1918).

Type locality: Germany, Niedersachsen, Oldenburg, Kronsberge near Bösel, 1916, H. Sandstede in Sandstede, Cladon. Exs. 55 (BRNU - lectotype; B, BERN, BRNU, FH, H, NMLU, TUR-V 13084, UPS). Lectotypification by Ruoss (1987).

Chemistry: Norrangiformic acid (Huneck & Yoshimura 1996: 151).